-1.7%
WFC vs ISRG
+21.4%
-23.2%
-11.3%
Performance
Returns, benchmark comparison, and relative performance.
Performance by timeframe
Returns for 3mo.
| Period | Portfolio | ISRG | Excess | Alpha |
|---|---|---|---|---|
| 1D | +1.8% | +1.7% | +0.1% | +1.5% |
| 7D | +0.1% | +5.4% | -5.3% | -0.8% |
| 30D | +2.9% | +8.6% | -5.7% | +1.4% |
| All | -1.7% | +21.4% | -23.2% | -3.5% |
Cumulative growth
Daily Returns
Daily percentage return beside ISRG.
Daily Out/Under-Performance
Portfolio return minus ISRG return. Positive bars indicate outperformance.
Daily Alpha
Portfolio daily return minus β × ISRG return. Early observations use the first valid beta; later observations use the trailing beta estimated for each date.
Cumulative Out/Under-Performance
Relative wealth over 3mo: compounded portfolio wealth divided by compounded ISRG wealth, less one. Both series rebase at the selected span's start.
Cumulative Alpha
Compounded beta-adjusted residual returns apply the first valid beta to early observations, then the trailing beta ending on each date.
Updating return analytics…
3mo analysis · Full analysis span regression · Available span rolling